Stool



FIG. 1 is a front view of a stool showing a first embodiment of my new design, the rear view being a mirror image;

FIG. 2 is a left side view thereof, the right side view being a mirror image;

FIG. 3 is a bottom view thereof;

FIG. 4 is a top view thereof;

FIG. 5 is a bottom perspective view thereof;

FIG. 6 is a top perspective view thereof;

FIG. 7 is a front view of a stool showing a second embodiment of my new design, the rear view being a mirror image;

FIG. 8 is a left side view thereof, the right side view being a mirror image;

FIG. 9 is a bottom view thereof;

FIG. 10 is a top view thereof;

FIG. 11 is a bottom perspective view thereof; and,

FIG. 12 is a top perspective view thereof. 

CLAIM I claim the ornamental design for a stool, as shown and described. 